Sound and Acoustics

Sound and Acoustics

8th Grade

24 Qs

quiz-placeholder

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Sound and Acoustics

Sound and Acoustics

Assessment

Quiz

Science

8th Grade

Hard

Created by

Jennifer Senglaub

FREE Resource

24 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Fill in the blank: _______ is the unit that measures loudness.

Decibels

Hertz

Watts

Lumens

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Fill in the blank: _______ is sound with frequencies too low for human hearing.

Subsonic

Ultrasonic

Supersonic

Hypersonic

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Fill in the blank: Sound travels through this medium: _______.

Gas

Liquid

Solid

Vacuum

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The use of underwater sound waves to detect objects is called:

Sonar

Radar

Lidar

Ultrasound

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

High frequency sound waves used in medicine, during pregnancy, are called:

X-rays

Ultrasound

MRI

CT scan

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The study of sound is called:

Acoustics

Optics

Thermodynamics

Kinetics

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The term for the frequency at which every instrument will vibrate is called:

Resonant frequency

Harmonic frequency

Fundamental frequency

Natural frequency

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